其他节日纪念过去；植树节则为未来着想。
Other holidays repose upon the past; Arbor Day proposes for the future.
In a state where corruption abounds， laws must be very numerous.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
The pursuit of knowledge is a journey without end, and each discovery is a step into the unknown.
能源转型不是威胁，而是愿意适应和创新的企业的机会。